<template>
	<view class="container" :style="{height: height}">
		<view class="page-body">
			<view class='wrapper'>
				<view class='toolbar' @tap="format">
					<view :class="formats.bold ? 'ql-active' : ''" class="iconfont icon-zitijiacu" data-name="bold"></view>
					<view :class="formats.italic ? 'ql-active' : ''" class="iconfont icon-zitixieti" data-name="italic"></view>
					<view :class="formats.underline ? 'ql-active' : ''" class="iconfont icon-zitixiahuaxian" data-name="underline"></view>
					<view :class="formats.align === 'left' ? 'ql-active' : ''" class="iconfont icon-zuoduiqi" data-name="align"
					 data-value="left"></view>
					<view :class="formats.align === 'center' ? 'ql-active' : ''" class="iconfont icon-juzhongduiqi" data-name="align"
					 data-value="center"></view>
					<view :class="formats.align === 'right' ? 'ql-active' : ''" class="iconfont icon-youduiqi" data-name="align"
					 data-value="right"></view>
					<view :class="formats.align === 'justify' ? 'ql-active' : ''" class="iconfont icon-zuoyouduiqi" data-name="align"
					 data-value="justify"></view>
					<view :class="formats.color === '#0000ff' ? 'ql-active' : ''" class="iconfont icon-text_color" data-name="color"
					 data-value="#0000ff"></view>
					<view class="iconfont icon-date" @tap="insertDate"></view>
					<view class="iconfont icon--checklist" data-name="list" data-value="check"></view>
					<view :class="formats.list === 'ordered' ? 'ql-active' : ''" class="iconfont icon-youxupailie" data-name="list"
					 data-value="ordered"></view>
					<view :class="formats.list === 'bullet' ? 'ql-active' : ''" class="iconfont icon-wuxupailie" data-name="list"
					 data-value="bullet"></view>
					<view class="iconfont icon-fengexian" @tap="insertDivider"></view>
					<view class="iconfont icon-charutupian" @tap="insertImage"></view>
					<view :class="formats.script === 'sub' ? 'ql-active' : ''" class="iconfont icon-zitixiabiao" data-name="script"
					 data-value="sub"></view>
					<view :class="formats.script === 'super' ? 'ql-active' : ''" class="iconfont icon-zitishangbiao" data-name="script"
					 data-value="super"></view>
					<view class="iconfont icon-clearedformat" @tap="removeFormat"></view>
					<view class="iconfont icon-shanchu" @tap="clear"></view>
					<view class="iconfont icon-undo" @tap="undo"></view>
					<view class="iconfont icon-redo" @tap="redo"></view>

					<view v-if="ishowuncommonuse" :class="formats.strike ? 'ql-active' : ''" class="iconfont icon-zitishanchuxian" data-name="strike"></view>
					<view v-if="ishowuncommonuse" :class="formats.lineHeight ? 'ql-active' : ''" class="iconfont icon-line-height" data-name="lineHeight"
					 data-value="2"></view>
					<view v-if="ishowuncommonuse" :class="formats.letterSpacing ? 'ql-active' : ''" class="iconfont icon-Character-Spacing" data-name="letterSpacing"
					 data-value="2em"></view>
					<view v-if="ishowuncommonuse" :class="formats.marginTop ? 'ql-active' : ''" class="iconfont icon-722bianjiqi_duanqianju" data-name="marginTop"
					 data-value="20px"></view>
					<view v-if="ishowuncommonuse" :class="formats.previewarginBottom ? 'ql-active' : ''" class="iconfont icon-723bianjiqi_duanhouju"
					 data-name="marginBottom" data-value="20px"></view>
					<view v-if="ishowuncommonuse" :class="formats.fontFamily ? 'ql-active' : ''" class="iconfont icon-font" data-name="fontFamily" data-value="Pacifico"></view>
					<view v-if="ishowuncommonuse" :class="formats.fontSize === '24px' ? 'ql-active' : ''" class="iconfont icon-fontsize" data-name="fontSize"
					 data-value="24px"></view>
					<view v-if="ishowuncommonuse" :class="formats.backgroundColor === '#00ff00' ? 'ql-active' : ''" class="iconfont icon-fontbgcolor"
					 data-name="backgroundColor" data-value="#00ff00"></view>
					<view v-if="ishowuncommonuse" class="iconfont icon-outdent" data-name="indent" data-value="-1"></view>
					<view v-if="ishowuncommonuse" class="iconfont icon-indent" data-name="indent" data-value="+1"></view>
					<view v-if="ishowuncommonuse" :class="formats.header === 1 ? 'ql-active' : ''" class="iconfont icon-format-header-1" data-name="header"
					 :data-value="1"></view>
					<view v-if="ishowuncommonuse" :class="formats.direction === 'rtl' ? 'ql-active' : ''" class="iconfont icon-direction-rtl" data-name="direction"
					 data-value="rtl">
					 </view>

				</view>

				<editor id="editor"  
				 class="ql-container" 
				 placeholder="开始输入..." 
				 :showImgSize="true"
				 :showImgToolbar="true"
				 :showImgResize="true"
				 @statuschange="onStatusChange" 
				 :read-only="readOnly" 
				 @ready="onEditorReady" 
				 @blur="getContents">
				</editor>
			</view>
		</view>

	</view>
</template>

<script>
	export default {
		name:"NoboEditor",
		data() {
			return {
                readOnly: false,
				formats: {},
				timer:null,
				ishowuncommonuse:false,
			}
		},
		props:{
			editorDetail:{
				type: String
			},
			// 点击图片时显示图片大小控件
			showImgSize: {
				type: Boolean,
				default: false
			},
			// 点击图片时显示工具栏控件
			showImgToolbar: {
				type: Boolean,
				default: false
			},
			// 点击图片时显示修改尺寸控件
			showImgResize: {
				type: Boolean,
				default: false
			},
			//显示非常用的工具栏控件
			ishowuncommonuse:{
				type: Boolean,
				default: false
			},
			// 整个控件的高度
			height: {
				type: String,
				default: '40vh'
			},
			// 上传图片时，http请求的header
			header: {
				type: Object
			},
			// 图片上传的地址
			uploadFileUrl: {
				type: String,
				default: '#'
			},
			// 上传文件时的name
			fileKeyName: {
				type: String,
				default: 'file'
			},
		},
		mounted(){
					this.onEditorReady()
					// 将数据渲染到富文本内
					this.timer = setInterval(()=>{
						if(this.editorDetail){
							clearInterval(this.timer)
							this.editorCtx.setContents({
								html:this.editorDetail,
								success(res) {
								}
							})
						}
					},100)
				},
		methods: {
			// 失去焦点时，获取富文本的内容
			getContents() {
				let _this = this
				this.editorCtx.getContents({
					success(res) {
						_this.$emit('getContents', res.html)
						}
				})
			},

			readOnlyChange() {
				this.readOnly = !this.readOnly
			},
			onEditorReady() {
				uni.createSelectorQuery().select('#editor').context((res) => {
					this.editorCtx = res.context
				}).exec()
			},
			undo() {
				this.editorCtx.undo()
			},
			redo() {
				this.editorCtx.redo()
			},
			format(e) {
				let {
					name,
					value
				} = e.target.dataset
				if (!name) return
				// console.log('format', name, value)
				this.editorCtx.format(name, value)
			},
			onStatusChange(e) {
				const formats = e.detail
				this.formats = formats
			},
			insertDivider() {
				this.editorCtx.insertDivider({
					success: function() {
						console.log('insert divider success')
					}
				})
			},
			clear() {
				this.editorCtx.clear({
					success: function(res) {
						console.log("clear success")
					}
				})
			},
			removeFormat() {
				this.editorCtx.removeFormat()
			},
			insertDate() {
				const date = new Date()
				const formatDate = `${date.getFullYear()}/${date.getMonth() + 1}/${date.getDate()}`
				this.editorCtx.insertText({
					text: formatDate
				})
			},
			//插入并上传图片
			insertImage() {
				uni.chooseImage({
					count: 9,
					success: async(res) => {
						var tempFilePaths = res.tempFilePaths;
						uni.showLoading({
								title: '正在上传中...'
							})
							for (let temp of tempFilePaths) {
									// 图片上传服务器
									await uni.uploadFile({
										url: this.uploadFileUrl,
										filePath: temp,
										name: this.fileKeyName,
										header: this.header,
										success: res => {
											// 上传完成后处理
											console.log(res.data)
											this.editorCtx.insertImage({
												src: temp,  // 此处需要将图片地址切换成服务器返回的真实图片地址
												alt: '图像',
												success: function(e) {}
											});
											uni.hideLoading()
										},
									});
								}
					}
				})
			},
			
			
		

  }
}
</script>

<style>
	@import "static/iconfont.css";
	.wrapper {
		padding: 5px;
	}
	.iconfont {
		display: inline-block;
		padding: 8px 8px;
		width: 24px;
		height: 24px;
		cursor: pointer;
		font-size: 20px;
	}
	.toolbar {
		box-sizing: border-box;
		border-bottom: 0;
		font-family: 'Helvetica Neue', 'Helvetica', 'Arial', sans-serif;
	}
	.ql-container {
		box-sizing: border-box;
		padding: 12px 15px;
		width: 100%;
		min-height: 30vh;
		/* height: auto; */
		background: #fff;
		margin-top: 5px;
		font-size: 16px;
		line-height: 1.5;
	}
	.ql-active {
		color: #06c;
	}
</style>
